[INFO] cloning repository https://github.com/CornPotage/the-super-tiny-compiler-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CornPotage/the-super-tiny-compiler-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCornPotage%2Fthe-super-tiny-compiler-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCornPotage%2Fthe-super-tiny-compiler-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b25159ee04106d4a3d8ae92d61cfeee7fca346a2
[INFO] testing CornPotage/the-super-tiny-compiler-rust/b25159ee04106d4a3d8ae92d61cfeee7fca346a2 against 1.81.0 for beta-1.82-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCornPotage%2Fthe-super-tiny-compiler-rust" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/CornPotage/the-super-tiny-compiler-rust on toolchain 1.81.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.81.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/CornPotage/the-super-tiny-compiler-rust
[INFO] finished tweaking git repo https://github.com/CornPotage/the-super-tiny-compiler-rust
[INFO] tweaked toml for git repo https://github.com/CornPotage/the-super-tiny-compiler-rust written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/CornPotage/the-super-tiny-compiler-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.81.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mockall_double v0.3.0
[INFO] [stderr]   Downloaded mockall_derive v0.11.3
[INFO] [stderr]   Downloaded termtree v0.4.0
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[INFO] [stderr]   Downloaded predicates-core v1.0.5
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[INFO] [stderr]   Downloaded predicates v2.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+1.81.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 960a98a1b7fe8b032c7c057b12ee36a68ab188e90a52d89d6753f2303c3089a3
[INFO] running `Command { std: "docker" "start" "-a" "960a98a1b7fe8b032c7c057b12ee36a68ab188e90a52d89d6753f2303c3089a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "960a98a1b7fe8b032c7c057b12ee36a68ab188e90a52d89d6753f2303c3089a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "960a98a1b7fe8b032c7c057b12ee36a68ab188e90a52d89d6753f2303c3089a3", kill_on_drop: false }`
[INFO] [stdout] 960a98a1b7fe8b032c7c057b12ee36a68ab188e90a52d89d6753f2303c3089a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+1.81.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c875e5e4397ab25bea7c8f6ff24de692cb507c934f8df1763a19a3ad4f2bf601
[INFO] running `Command { std: "docker" "start" "-a" "c875e5e4397ab25bea7c8f6ff24de692cb507c934f8df1763a19a3ad4f2bf601", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling rustversion v1.0.9
[INFO] [stderr]    Compiling anyhow v1.0.62
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling aho-corasick v0.7.19
[INFO] [stderr]    Compiling regex v1.7.0
[INFO] [stderr]    Compiling strum_macros v0.24.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.34
[INFO] [stderr]    Compiling mockall_double v0.3.0
[INFO] [stderr]    Compiling thiserror v1.0.34
[INFO] [stderr]    Compiling strum v0.24.1
[INFO] [stderr]    Compiling the-super-tiny-compiler-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `ASTNodeType`, `NumberLiteral`, and `StringLiteral`
[INFO] [stdout]  --> src/visitor.rs:1:27
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::ast::{ASTNode, ASTNodeType, NumberLiteral, StringLiteral};
[INFO] [stdout]   |                           ^^^^^^^^^^^  ^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/visitor.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TransformError`
[INFO] [stdout]  --> src/transformer.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::traverser::{TransformError, traverser};
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `NewProgram`
[INFO] [stdout]  --> src/code_generator.rs:1:30
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::ast::{NewASTNode, NewProgram};
[INFO] [stdout]   |                              ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `new_program`
[INFO] [stdout]  --> src/compiler.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let new_program = transformer(program);
[INFO] [stdout]   |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_program`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]   --> src/visitor.rs:10:21
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn enter(&self, node: &ASTNode, parent: Rc<ASTNode>) { println!("This is default implementation of enter.") }
[INFO] [stdout]    |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent`
[INFO] [stdout]   --> src/visitor.rs:10:37
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn enter(&self, node: &ASTNode, parent: Rc<ASTNode>) { println!("This is default implementation of enter.") }
[INFO] [stdout]    |                                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]   --> src/visitor.rs:11:20
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn exit(&self, node: &ASTNode, parent: Rc<ASTNode>) { println!("This is default implementation of exit.") }
[INFO] [stdout]    |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent`
[INFO] [stdout]   --> src/visitor.rs:11:36
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn exit(&self, node: &ASTNode, parent: Rc<ASTNode>) { println!("This is default implementation of exit.") }
[INFO] [stdout]    |                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]   --> src/visitor.rs:20:21
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn enter(&self, node: &ASTNode, parent: Rc<ASTNode>) {
[INFO] [stdout]    |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent`
[INFO] [stdout]   --> src/visitor.rs:20:37
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn enter(&self, node: &ASTNode, parent: Rc<ASTNode>) {
[INFO] [stdout]    |                                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]   --> src/visitor.rs:26:21
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn enter(&self, node: &ASTNode, parent: Rc<ASTNode>) {
[INFO] [stdout]    |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent`
[INFO] [stdout]   --> src/visitor.rs:26:37
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn enter(&self, node: &ASTNode, parent: Rc<ASTNode>) {
[INFO] [stdout]    |                                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]   --> src/visitor.rs:32:21
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn enter(&self, node: &ASTNode, parent: Rc<ASTNode>) {
[INFO] [stdout]    |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent`
[INFO] [stdout]   --> src/visitor.rs:32:37
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn enter(&self, node: &ASTNode, parent: Rc<ASTNode>) {
[INFO] [stdout]    |                                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]   --> src/visitor.rs:38:21
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn enter(&self, node: &ASTNode, parent: Rc<ASTNode>) {
[INFO] [stdout]    |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent`
[INFO] [stdout]   --> src/visitor.rs:38:37
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn enter(&self, node: &ASTNode, parent: Rc<ASTNode>) {
[INFO] [stdout]    |                                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `new_ast`
[INFO] [stdout]  --> src/transformer.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let mut new_ast =  NewProgram{
[INFO] [stdout]   |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_ast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/transformer.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let mut new_ast =  NewProgram{
[INFO] [stdout]   |         ----^^^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `NewProgram`, `CallExpressionWithCallee`, `ExpressionStatement`, `Identifier`, `NumberLiteral`, and `StringLiteral` are never constructed
[INFO] [stdout]   --> src/ast.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub enum NewASTNode {
[INFO] [stdout]    |          ---------- variants in this enum
[INFO] [stdout] 70 |     NewProgram(NewProgram),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 71 |     CallExpressionWithCallee(CallExpressionWithCallee),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 72 |     ExpressionStatement(ExpressionStatement),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 73 |     Identifier(Identifier),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 74 |     NumberLiteral(NumberLiteral),
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 75 |     StringLiteral(StringLiteral),
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `node_type` and `body` are never read
[INFO] [stdout]   --> src/ast.rs:79:16
[INFO] [stdout]    |
[INFO] [stdout] 78 | pub struct NewProgram {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 79 |     pub(crate) node_type: ASTNodeType,
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout] 80 |     pub(crate) body: Vec<NewASTNode>,
[INFO] [stdout]    |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `node_type` and `expression` are never read
[INFO] [stdout]   --> src/ast.rs:84:16
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub struct ExpressionStatement {
[INFO] [stdout]    |            ------------------- fields in this struct
[INFO] [stdout] 84 |     pub(crate) node_type: ASTNodeType,
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout] 85 |     pub(crate) expression: Box<NewASTNode>,
[INFO] [stdout]    |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `node_type`, `callee`, and `arguments` are never read
[INFO] [stdout]   --> src/ast.rs:89:16
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub struct CallExpressionWithCallee {
[INFO] [stdout]    |            ------------------------ fields in this struct
[INFO] [stdout] 89 |     pub(crate) node_type: ASTNodeType,
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout] 90 |     pub(crate) callee: Identifier,
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout] 91 |     pub(crate) arguments: Vec<NewASTNode>,
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `node_type` and `name` are never read
[INFO] [stdout]   --> src/ast.rs:95:16
[INFO] [stdout]    |
[INFO] [stdout] 94 | pub struct Identifier {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 95 |     pub(crate) node_type: ASTNodeType,
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout] 96 |     pub(crate) name: String,
[INFO] [stdout]    |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_code` is never used
[INFO] [stdout]  --> src/code_generator.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn generate_code(new_node: NewASTNode) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate` is never used
[INFO] [stdout]  --> src/code_generator.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn generate(new_node: &NewASTNode) -> String {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 26 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.48s
[INFO] running `Command { std: "docker" "inspect" "c875e5e4397ab25bea7c8f6ff24de692cb507c934f8df1763a19a3ad4f2bf601", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c875e5e4397ab25bea7c8f6ff24de692cb507c934f8df1763a19a3ad4f2bf601", kill_on_drop: false }`
[INFO] [stdout] c875e5e4397ab25bea7c8f6ff24de692cb507c934f8df1763a19a3ad4f2bf601
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+1.81.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e250a50625634fd5af76e099e394a85e13f5b0723770da1d544db23cee467064
[INFO] running `Command { std: "docker" "start" "-a" "e250a50625634fd5af76e099e394a85e13f5b0723770da1d544db23cee467064", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling predicates-core v1.0.5
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling difflib v0.4.0
[INFO] [stderr]    Compiling termtree v0.4.0
[INFO] [stderr]    Compiling fragile v2.0.0
[INFO] [stderr]    Compiling downcast v0.11.0
[INFO] [stderr]    Compiling mockall_derive v0.11.3
[INFO] [stderr]    Compiling mockall_double v0.3.0
[INFO] [stderr]    Compiling predicates-tree v1.0.7
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling float-cmp v0.9.0
[INFO] [stderr]    Compiling predicates v2.1.4
[INFO] [stderr]    Compiling mockall v0.11.3
[INFO] [stderr]    Compiling the-super-tiny-compiler-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `thiserror::Error`
[INFO] [stdout]    --> src/tokenizer.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 140 |     use thiserror::Error;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TransformError`
[INFO] [stdout]   --> src/traverser.rs:92:28
[INFO] [stdout]    |
[INFO] [stdout] 92 |     use crate::traverser::{TransformError, travers_node, Visitors};
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::visitor::NumberLiteralVisitFn`
[INFO] [stdout]   --> src/traverser.rs:93:9
[INFO] [stdout]    |
[INFO] [stdout] 93 |     use crate::visitor::NumberLiteralVisitFn;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ASTNodeType`, `NumberLiteral`, and `StringLiteral`
[INFO] [stdout]  --> src/visitor.rs:1:27
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::ast::{ASTNode, ASTNodeType, NumberLiteral, StringLiteral};
[INFO] [stdout]   |                           ^^^^^^^^^^^  ^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/visitor.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TransformError`
[INFO] [stdout]  --> src/transformer.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::traverser::{TransformError, traverser};
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `NewProgram`
[INFO] [stdout]  --> src/code_generator.rs:1:30
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::ast::{NewASTNode, NewProgram};
[INFO] [stdout]   |                              ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expected_error`
[INFO] [stdout]    --> src/tokenizer.rs:181:13
[INFO] [stdout]     |
[INFO] [stdout] 181 |         let expected_error = TokenizeError::UnknownCharacter("*".to_string());
[INFO] [stdout]     |             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected_error`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `new_program`
[INFO] [stdout]  --> src/compiler.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let new_program = transformer(program);
[INFO] [stdout]   |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_program`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitors`
[INFO] [stdout]    --> src/traverser.rs:160:21
[INFO] [stdout]     |
[INFO] [stdout] 160 |             .withf(|visitors: &Visitors, array: &Vec<Rc<ASTNode>>, parent: &Rc<ASTNode>| {
[INFO] [stdout]     |                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitors`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `exp`
[INFO] [stdout]    --> src/traverser.rs:266:42
[INFO] [stdout]     |
[INFO] [stdout] 266 |                         ASTNode::Program(exp) => true,
[INFO] [stdout]     |                                          ^^^ help: if this is intentional, prefix it with an underscore: `_exp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitors`
[INFO] [stdout]    --> src/traverser.rs:257:21
[INFO] [stdout]     |
[INFO] [stdout] 257 |             .withf(|visitors: &Visitors, array: &Vec<Rc<ASTNode>>, parent: &Rc<ASTNode>| {
[INFO] [stdout]     |                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitors`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]   --> src/visitor.rs:10:21
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn enter(&self, node: &ASTNode, parent: Rc<ASTNode>) { println!("This is default implementation of enter.") }
[INFO] [stdout]    |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent`
[INFO] [stdout]   --> src/visitor.rs:10:37
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn enter(&self, node: &ASTNode, parent: Rc<ASTNode>) { println!("This is default implementation of enter.") }
[INFO] [stdout]    |                                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]   --> src/visitor.rs:11:20
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn exit(&self, node: &ASTNode, parent: Rc<ASTNode>) { println!("This is default implementation of exit.") }
[INFO] [stdout]    |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent`
[INFO] [stdout]   --> src/visitor.rs:11:36
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn exit(&self, node: &ASTNode, parent: Rc<ASTNode>) { println!("This is default implementation of exit.") }
[INFO] [stdout]    |                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]   --> src/visitor.rs:20:21
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn enter(&self, node: &ASTNode, parent: Rc<ASTNode>) {
[INFO] [stdout]    |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent`
[INFO] [stdout]   --> src/visitor.rs:20:37
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn enter(&self, node: &ASTNode, parent: Rc<ASTNode>) {
[INFO] [stdout]    |                                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]   --> src/visitor.rs:26:21
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn enter(&self, node: &ASTNode, parent: Rc<ASTNode>) {
[INFO] [stdout]    |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent`
[INFO] [stdout]   --> src/visitor.rs:26:37
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn enter(&self, node: &ASTNode, parent: Rc<ASTNode>) {
[INFO] [stdout]    |                                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]   --> src/visitor.rs:32:21
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn enter(&self, node: &ASTNode, parent: Rc<ASTNode>) {
[INFO] [stdout]    |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent`
[INFO] [stdout]   --> src/visitor.rs:32:37
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn enter(&self, node: &ASTNode, parent: Rc<ASTNode>) {
[INFO] [stdout]    |                                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]   --> src/visitor.rs:38:21
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn enter(&self, node: &ASTNode, parent: Rc<ASTNode>) {
[INFO] [stdout]    |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parent`
[INFO] [stdout]   --> src/visitor.rs:38:37
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn enter(&self, node: &ASTNode, parent: Rc<ASTNode>) {
[INFO] [stdout]    |                                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `new_ast`
[INFO] [stdout]  --> src/transformer.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let mut new_ast =  NewProgram{
[INFO] [stdout]   |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_ast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/transformer.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let mut new_ast =  NewProgram{
[INFO] [stdout]   |         ----^^^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `transform_result`
[INFO] [stdout]   --> src/transformer.rs:49:13
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let transform_result = transformer(program);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_transform_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `NewProgram`, `CallExpressionWithCallee`, `ExpressionStatement`, `Identifier`, `NumberLiteral`, and `StringLiteral` are never constructed
[INFO] [stdout]   --> src/ast.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub enum NewASTNode {
[INFO] [stdout]    |          ---------- variants in this enum
[INFO] [stdout] 70 |     NewProgram(NewProgram),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 71 |     CallExpressionWithCallee(CallExpressionWithCallee),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 72 |     ExpressionStatement(ExpressionStatement),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 73 |     Identifier(Identifier),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 74 |     NumberLiteral(NumberLiteral),
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 75 |     StringLiteral(StringLiteral),
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `node_type` and `body` are never read
[INFO] [stdout]   --> src/ast.rs:79:16
[INFO] [stdout]    |
[INFO] [stdout] 78 | pub struct NewProgram {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 79 |     pub(crate) node_type: ASTNodeType,
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout] 80 |     pub(crate) body: Vec<NewASTNode>,
[INFO] [stdout]    |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `node_type` and `expression` are never read
[INFO] [stdout]   --> src/ast.rs:84:16
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub struct ExpressionStatement {
[INFO] [stdout]    |            ------------------- fields in this struct
[INFO] [stdout] 84 |     pub(crate) node_type: ASTNodeType,
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout] 85 |     pub(crate) expression: Box<NewASTNode>,
[INFO] [stdout]    |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `node_type`, `callee`, and `arguments` are never read
[INFO] [stdout]   --> src/ast.rs:89:16
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub struct CallExpressionWithCallee {
[INFO] [stdout]    |            ------------------------ fields in this struct
[INFO] [stdout] 89 |     pub(crate) node_type: ASTNodeType,
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout] 90 |     pub(crate) callee: Identifier,
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout] 91 |     pub(crate) arguments: Vec<NewASTNode>,
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `node_type` and `name` are never read
[INFO] [stdout]   --> src/ast.rs:95:16
[INFO] [stdout]    |
[INFO] [stdout] 94 | pub struct Identifier {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 95 |     pub(crate) node_type: ASTNodeType,
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout] 96 |     pub(crate) name: String,
[INFO] [stdout]    |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `traverse_array` is never used
[INFO] [stdout]   --> src/traverser.rs:69:12
[INFO] [stdout]    |
[INFO] [stdout] 69 |     pub fn traverse_array(visitors: &Visitors, array: Vec<Rc<ASTNode>>, parent: Rc<ASTNode>) -> anyhow::Result<(), TransformError> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_code` is never used
[INFO] [stdout]  --> src/code_generator.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn generate_code(new_node: NewASTNode) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate` is never used
[INFO] [stdout]  --> src/code_generator.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn generate(new_node: &NewASTNode) -> String {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 35 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.15s
[INFO] running `Command { std: "docker" "inspect" "e250a50625634fd5af76e099e394a85e13f5b0723770da1d544db23cee467064", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e250a50625634fd5af76e099e394a85e13f5b0723770da1d544db23cee467064", kill_on_drop: false }`
[INFO] [stdout] e250a50625634fd5af76e099e394a85e13f5b0723770da1d544db23cee467064
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+1.81.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bb6d57f20003d25d264dbeef694a9541599e74af70ea1f48b4f28ed141914c3d
[INFO] running `Command { std: "docker" "start" "-a" "bb6d57f20003d25d264dbeef694a9541599e74af70ea1f48b4f28ed141914c3d", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `thiserror::Error`
[INFO] [stderr]    --> src/tokenizer.rs:140:9
[INFO] [stderr]     |
[INFO] [stderr] 140 |     use thiserror::Error;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `TransformError`
[INFO] [stderr]   --> src/traverser.rs:92:28
[INFO] [stderr]    |
[INFO] [stderr] 92 |     use crate::traverser::{TransformError, travers_node, Visitors};
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::visitor::NumberLiteralVisitFn`
[INFO] [stderr]   --> src/traverser.rs:93:9
[INFO] [stderr]    |
[INFO] [stderr] 93 |     use crate::visitor::NumberLiteralVisitFn;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `ASTNodeType`, `NumberLiteral`, and `StringLiteral`
[INFO] [stderr]  --> src/visitor.rs:1:27
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::ast::{ASTNode, ASTNodeType, NumberLiteral, StringLiteral};
[INFO] [stderr]   |                           ^^^^^^^^^^^  ^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/visitor.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `TransformError`
[INFO] [stderr]  --> src/transformer.rs:2:24
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::traverser::{TransformError, traverser};
[INFO] [stderr]   |                        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `NewProgram`
[INFO] [stderr]  --> src/code_generator.rs:1:30
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::ast::{NewASTNode, NewProgram};
[INFO] [stderr]   |                              ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `expected_error`
[INFO] [stderr]    --> src/tokenizer.rs:181:13
[INFO] [stderr]     |
[INFO] [stderr] 181 |         let expected_error = TokenizeError::UnknownCharacter("*".to_string());
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected_error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `new_program`
[INFO] [stderr]  --> src/compiler.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let new_program = transformer(program);
[INFO] [stderr]   |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_program`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `visitors`
[INFO] [stderr]    --> src/traverser.rs:160:21
[INFO] [stderr]     |
[INFO] [stderr] 160 |             .withf(|visitors: &Visitors, array: &Vec<Rc<ASTNode>>, parent: &Rc<ASTNode>| {
[INFO] [stderr]     |                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitors`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `exp`
[INFO] [stderr]    --> src/traverser.rs:266:42
[INFO] [stderr]     |
[INFO] [stderr] 266 |                         ASTNode::Program(exp) => true,
[INFO] [stderr]     |                                          ^^^ help: if this is intentional, prefix it with an underscore: `_exp`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `visitors`
[INFO] [stderr]    --> src/traverser.rs:257:21
[INFO] [stderr]     |
[INFO] [stderr] 257 |             .withf(|visitors: &Visitors, array: &Vec<Rc<ASTNode>>, parent: &Rc<ASTNode>| {
[INFO] [stderr]     |                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitors`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `node`
[INFO] [stderr]   --> src/visitor.rs:10:21
[INFO] [stderr]    |
[INFO] [stderr] 10 |     fn enter(&self, node: &ASTNode, parent: Rc<ASTNode>) { println!("This is default implementation of enter.") }
[INFO] [stderr]    |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `parent`
[INFO] [stderr]   --> src/visitor.rs:10:37
[INFO] [stderr]    |
[INFO] [stderr] 10 |     fn enter(&self, node: &ASTNode, parent: Rc<ASTNode>) { println!("This is default implementation of enter.") }
[INFO] [stderr]    |                                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `node`
[INFO] [stderr]   --> src/visitor.rs:11:20
[INFO] [stderr]    |
[INFO] [stderr] 11 |     fn exit(&self, node: &ASTNode, parent: Rc<ASTNode>) { println!("This is default implementation of exit.") }
[INFO] [stderr]    |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `parent`
[INFO] [stderr]   --> src/visitor.rs:11:36
[INFO] [stderr]    |
[INFO] [stderr] 11 |     fn exit(&self, node: &ASTNode, parent: Rc<ASTNode>) { println!("This is default implementation of exit.") }
[INFO] [stderr]    |                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `node`
[INFO] [stderr]   --> src/visitor.rs:20:21
[INFO] [stderr]    |
[INFO] [stderr] 20 |     fn enter(&self, node: &ASTNode, parent: Rc<ASTNode>) {
[INFO] [stderr]    |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `parent`
[INFO] [stderr]   --> src/visitor.rs:20:37
[INFO] [stderr]    |
[INFO] [stderr] 20 |     fn enter(&self, node: &ASTNode, parent: Rc<ASTNode>) {
[INFO] [stderr]    |                                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `node`
[INFO] [stderr]   --> src/visitor.rs:26:21
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn enter(&self, node: &ASTNode, parent: Rc<ASTNode>) {
[INFO] [stderr]    |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `parent`
[INFO] [stderr]   --> src/visitor.rs:26:37
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn enter(&self, node: &ASTNode, parent: Rc<ASTNode>) {
[INFO] [stderr]    |                                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `node`
[INFO] [stderr]   --> src/visitor.rs:32:21
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn enter(&self, node: &ASTNode, parent: Rc<ASTNode>) {
[INFO] [stderr]    |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `parent`
[INFO] [stderr]   --> src/visitor.rs:32:37
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn enter(&self, node: &ASTNode, parent: Rc<ASTNode>) {
[INFO] [stderr]    |                                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `node`
[INFO] [stderr]   --> src/visitor.rs:38:21
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn enter(&self, node: &ASTNode, parent: Rc<ASTNode>) {
[INFO] [stderr]    |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `parent`
[INFO] [stderr]   --> src/visitor.rs:38:37
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn enter(&self, node: &ASTNode, parent: Rc<ASTNode>) {
[INFO] [stderr]    |                                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `new_ast`
[INFO] [stderr]  --> src/transformer.rs:5:13
[INFO] [stderr]   |
[INFO] [stderr] 5 |     let mut new_ast =  NewProgram{
[INFO] [stderr]   |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_ast`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/transformer.rs:5:9
[INFO] [stderr]   |
[INFO] [stderr] 5 |     let mut new_ast =  NewProgram{
[INFO] [stderr]   |         ----^^^^^^^
[INFO] [stderr]   |         |
[INFO] [stderr]   |         help: remove this `mut`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `transform_result`
[INFO] [stderr]   --> src/transformer.rs:49:13
[INFO] [stderr]    |
[INFO] [stderr] 49 |         let transform_result = transformer(program);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_transform_result`
[INFO] [stderr] 
[INFO] [stderr] warning: variants `NewProgram`, `CallExpressionWithCallee`, `ExpressionStatement`, `Identifier`, `NumberLiteral`, and `StringLiteral` are never constructed
[INFO] [stderr]   --> src/ast.rs:70:5
[INFO] [stderr]    |
[INFO] [stderr] 69 | pub enum NewASTNode {
[INFO] [stderr]    |          ---------- variants in this enum
[INFO] [stderr] 70 |     NewProgram(NewProgram),
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 71 |     CallExpressionWithCallee(CallExpressionWithCallee),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 72 |     ExpressionStatement(ExpressionStatement),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 73 |     Identifier(Identifier),
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 74 |     NumberLiteral(NumberLiteral),
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 75 |     StringLiteral(StringLiteral),
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `node_type` and `body` are never read
[INFO] [stderr]   --> src/ast.rs:79:16
[INFO] [stderr]    |
[INFO] [stderr] 78 | pub struct NewProgram {
[INFO] [stderr]    |            ---------- fields in this struct
[INFO] [stderr] 79 |     pub(crate) node_type: ASTNodeType,
[INFO] [stderr]    |                ^^^^^^^^^
[INFO] [stderr] 80 |     pub(crate) body: Vec<NewASTNode>,
[INFO] [stderr]    |                ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `node_type` and `expression` are never read
[INFO] [stderr]   --> src/ast.rs:84:16
[INFO] [stderr]    |
[INFO] [stderr] 83 | pub struct ExpressionStatement {
[INFO] [stderr]    |            ------------------- fields in this struct
[INFO] [stderr] 84 |     pub(crate) node_type: ASTNodeType,
[INFO] [stderr]    |                ^^^^^^^^^
[INFO] [stderr] 85 |     pub(crate) expression: Box<NewASTNode>,
[INFO] [stderr]    |                ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `node_type`, `callee`, and `arguments` are never read
[INFO] [stderr]   --> src/ast.rs:89:16
[INFO] [stderr]    |
[INFO] [stderr] 88 | pub struct CallExpressionWithCallee {
[INFO] [stderr]    |            ------------------------ fields in this struct
[INFO] [stderr] 89 |     pub(crate) node_type: ASTNodeType,
[INFO] [stderr]    |                ^^^^^^^^^
[INFO] [stderr] 90 |     pub(crate) callee: Identifier,
[INFO] [stderr]    |                ^^^^^^
[INFO] [stderr] 91 |     pub(crate) arguments: Vec<NewASTNode>,
[INFO] [stderr]    |                ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `node_type` and `name` are never read
[INFO] [stderr]   --> src/ast.rs:95:16
[INFO] [stderr]    |
[INFO] [stderr] 94 | pub struct Identifier {
[INFO] [stderr]    |            ---------- fields in this struct
[INFO] [stderr] 95 |     pub(crate) node_type: ASTNodeType,
[INFO] [stderr]    |                ^^^^^^^^^
[INFO] [stderr] 96 |     pub(crate) name: String,
[INFO] [stderr]    |                ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `traverse_array` is never used
[INFO] [stderr]   --> src/traverser.rs:69:12
[INFO] [stderr]    |
[INFO] [stderr] 69 |     pub fn traverse_array(visitors: &Visitors, array: Vec<Rc<ASTNode>>, parent: Rc<ASTNode>) -> anyhow::Result<(), TransformError> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `generate_code` is never used
[INFO] [stderr]  --> src/code_generator.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn generate_code(new_node: NewASTNode) -> String {
[INFO] [stderr]   |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `generate` is never used
[INFO] [stderr]  --> src/code_generator.rs:7:4
[INFO] [stderr]   |
[INFO] [stderr] 7 | fn generate(new_node: &NewASTNode) -> String {
[INFO] [stderr]   |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `the-super-tiny-compiler-rust` (bin "the-super-tiny-compiler-rust" test) generated 35 warnings (run `cargo fix --bin "the-super-tiny-compiler-rust" --tests` to apply 8 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/the_super_tiny_compiler_rust-2f07a6b286265426)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test parser::parser_tests::test_parse_valid_code ... ok
[INFO] [stdout] test transformer::transformer_tests::test_transform_program ... ok
[INFO] [stdout] test traverser::traverser_tests::test_travers_number_literal_node ... ok
[INFO] [stdout] test traverser::traverser_tests::test_travers_call_expression_node ... ok
[INFO] [stdout] test traverser::traverser_tests::test_travers_string_literal_node ... ok
[INFO] [stdout] test traverser::traverser_tests::test_travers_program_node ... ok
[INFO] [stdout] test tokenizer::tokenizer_tests::test_tokenize_valid_code ... ok
[INFO] [stdout] test tokenizer::tokenizer_tests::test_tokenize_unknown_character ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bb6d57f20003d25d264dbeef694a9541599e74af70ea1f48b4f28ed141914c3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb6d57f20003d25d264dbeef694a9541599e74af70ea1f48b4f28ed141914c3d", kill_on_drop: false }`
[INFO] [stdout] bb6d57f20003d25d264dbeef694a9541599e74af70ea1f48b4f28ed141914c3d